PHOENIX CONTACT PLC-RSP- 72UC/21AU/RW 2987040 PLC-INTERFACE for railway applications, consisting of basic t... View larger
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PHOENIX CONTACT PLC-RSP- 72UC/21AU/RW 2987040 PLC-INTERFACE for railway applications, consisting of basic t...






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PLC-INTERFACE for railway applications, consisting of basic terminal block with spring-cage connection and plug-in miniature relay with multi-layer gold contact, range: 0.7 x UN to 1.25 x UN, temperature class TX: -40°C to +70°C, 1 PDT, input voltage 72 V DC

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Programmable Logic Controllers Plcs

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Width6.2 mm
Height80 mm
Depth94 mm

Ambient conditions

Ambient temperature (operation)-40 °C ... 70 °C (Temperature class TX)
Ambient temperature (storage/transport)-40 °C ... 85 °C

Coil side

Nominal input voltage UN72 V DC
Input voltage range in reference to UN0.7 ... 1.25
Typical input current at UN3 mA
Typical response time4 ms
Typical release time4 ms
Coil voltage48 V DC
Protective circuitBridge rectifier Bridge rectifier
Free-wheeling diode Damping diode
Surge protection
RCZ filter
Wide-range electronics
Operating voltage displayYellow LED

Contact side

Contact type1 PDT
Contact materialAgSnO, hard gold-plated
Maximum switching voltage30 V AC
36 V DC
Minimum switching voltage100 mV (at 10 mA)
Min. switching current1 mA (at 24 V)
Maximum inrush current50 mA
Limiting continuous current50 mA
Interrupting rating (ohmic load) max.1.2 W (at 24 V DC)
Switching capacity in acc. with DIN VDE 0660/IEC 609471 A (24 V (DC13))
0.2 A (110 V (DC13))
0.1 A (220 V (DC13))
3 A (24 V (AC15))
3 A (120 V (AC15))
3 A (230 V (AC 15))
Notethe following values are applicable if a gold layer is destroyed
Maximum switching voltage250 V AC/DC (Separating plate PLC-ATP must be installed for voltages larger than 250 V (L1, L2, L3) between identical terminal blocks in adjacent modules.)
Minimum switching voltage12 V AC/DC
Limiting continuous current6 A
Min. switching current10 mA
Interrupting rating (ohmic load) max.140 W (at 24 V DC)
20 W (at 48 V DC)
18 W (at 60 V DC)
23 W (at 110 V DC)
40 W (at 220 V DC)
1500 VA (for 250 V AC)


Test voltage relay winding/relay contact4 kVrms (50 Hz, 1 min.)
Operating mode100% operating factor
Degree of protectionRT III (Relay)
IP20 (Relay socket)
Mechanical service lifeApprox. 2 x 107 cycles
Flammability rating according to UL 94V0
Standards/regulationsEN 50155 (VDE 0115 part 200)
EN 50178
IEC 62103
EN 61373
EN 50121
Rated surge voltage/insulation6 kV
Rated insulation voltage250 V AC
Pollution degree2
Overvoltage categoryIII
Mounting positionany
Assembly instructionsIn rows with zero spacing

Connection data input side

Connection nameCoil side
Connection methodSpring-cage connection
Stripping length8 mm
Conductor cross section solid0.14 mm² ... 2.5 mm²
Conductor cross section flexible0.14 mm² ... 2.5 mm²
Conductor cross section AWG26 ... 14

PDF of PHOENIX CONTACT PLC-RSP- 72UC/21AU/RW 2987040 PLC-INTERFACE for railway applications, consisting of basic t...


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